A.sphere
B.oblate spheroid
C.spheroid of revolution
D.oblate eggoid
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A.air gap
B.freeboard
C.penetration
D.water depth
A.range of tide
B.height of tide
C.charted depth
D.actual water depth
A.difference in longitude
B.mid-longitude
C.departure
D.meridian angle
A.increases in north latitude and decreases in south latitude
B.decreases as DLO increases
C.increases with increased latitude
D.decreases with increased latitude
A.set the vessel to the left
B.set the vessel to the right
C.offer resistance in the form of a head current
D.furnish additional thrust in the form of a fair or following current
最新試題
AFTER DROPPING THE PILOT means （）.
During daylight savings time the meridian used for determining the time is located farther （）.
Areas enclosed by a long and short dashed magenta line indicate （）.
An occulting light is one in which （）.
The Earth’s irregular heating is caused by （）.
The distance from the still water level (corrected for tides and storm surge) to the bottom of the hull of a ship is the（）.
A pilot vessel on pilotage duty shall show identity lights （）.
The height of a light is measured from which reference plane?（）
Attention is called to the fact that in many cases pipelines are not （） and charted depths may be decreased by up to 2 meters．
In Admiralty Sailing Directions，bands is the word used to indicate（）marking．